DNA 전사

 

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <iomanip>

using namespace std;

int main() {
	string dna;
	string rna;
	int n;
	
	cin >> n >> dna;
	
	for(int i=0; i<dna.size(); i++){
		if(dna[i]=='A') rna += "U";
		if(dna[i]=='T') rna += "A";
		if(dna[i]=='C') rna += "G";
		if(dna[i]=='G') rna += "C";
	}
	
	cout << rna;
	
    return 0;
}